Finding the Third Proportional to 2,106,600 and 3,178,512

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,600 : 3,178,512 = 3,178,512 : x
2. Step 2: Convert to fraction form
   2,106,600/3,178,512 = 3,178,512/x
3. Step 3: Cross multiply
   2,106,600x = 3,178,512 × 3,178,512
4. Step 4: Simplify right side
   2,106,600x = 10,102,938,534,144
5. Step 5: Solve for x
   x = 10,102,938,534,144/2,106,600
6. Step 6: Final answer
   x = 4,795,850.44